now it worries us. we hope ours are not next. >> reporter: shortly after the shooting they flew a helicopter overhead and looked for the gunman and combed pastures looking for evidence. meanwhile, neighbors are looking for peace of mind. >> cat owners and dog owners, it is close to your heart when you lose an animal. especially in a situation like this. >> reporter: compounding the mystery is that the whole area around bennett valley road is a valley. neighbors say they can hear when someone fires a gun. but people we talked to in the area say at the time of the shooting they did not hear a shot. investigators are looking for the public's help in generating leads. live in so nona county. >>> decedent's of the coit family met at the landmark to see the renovations. the coit family and relatives of the artist that created the famous frescoes met today at the tower. they took the crew upstairs to show us a section that was closed since 1960. some of the murals showed communist images and were controversial